<?php

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

/**
 * Description of MasterView
 *
 * @author QuangKhoi
 */
class MasterView {
    public $signalView;
    public $folderView;
    public $taskView;
    public $streamView;
    public $mainView;
    public $viewPort;
    
    private static $instance = null;
    //put your code here
    public function display($filename) {
        include $filename;
    }
    
    public static function getInstance() {
        if (is_null(self::$instance)) {
            self::$instance = new self();
        }
        return self::$instance;
    }
}

?>
